Hz is the measurement of a frequency equal to one cycle per second. since this wave shows 9 peaks and valleys or "cycles" your answer would be 3 Hz due to the fact that the length of time is 3 seconds. (3 cycles per second X 3 seconds.)
C:mountain building
Explanation:
Mountain building is also known as orogeny and it is not cause by human interactions with the earth system. Mountains are built by the forces of moving plates and agents of denudation.
- Mountains are extensive and high peaks which are made up of rocks.
- Human interactions on earth do not form rocks especially in the magnitude of a mountain.
- Pollution, deforestation are all due to the activities of man on the earth.
- Mountains are built when the land is pushed up or when materials accumulate to a very extensive form on the earth surface.
learn more:
Sedimentary rocks brainly.com/question/2740663
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Answer:
Density = 19.3 g/cm³
Explanation:
D = m/v
m = 965 g
v = 50 cm³
so,
965 g / 50 cm³ = 19.3g/cm³
Hope this helps!
Answer:
all are forms of asexual reproduction